package com.xing.service;

import com.xing.domain.Book;

import java.util.List;

/*
 * 静，谦虚谨慎，心胸宽广容纳所有好的坏的、先苦后甜
 * day40web1
 * 2021/4/30 14:59
 */
public interface BookService {

    List<Book> findAll();

    void remove(int bookId);

    Book findById(int boolId);

    void modify(Book book);

    void add(Book book);
}
